Copper (Cu), 1000µg/ml in 2%-HNO3/Water, 100ml Back Catalog number: 57029 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 10704.22-K-IO di C6-8 branched C7 rich phthalate Price on request 59027 Acetic acid (C2H4O2) Price on request 79299 Endrin ketone Price on request